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Ferrite Cores

Manufacturer Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length Width
TX25/15/13-3E6

TX25/15/13-3E6

FERRITE CORE TOROID

Ferroxcube

427
TX25/15/13-3E6

Datasheet

- Bulk Active Toroid TX 25 x 15 x 13 1.007" (25.95mm) - ±30% - Ungapped 10000.0 - 0.97 60.1 Epoxy 62.1 3740.0 - 0.539" (13.70mm) - -
B65807C0400A048

B65807C0400A048

FERRITE CORE RM 400NH N48 2PCS

EPCOS - TDK Electronics

1,689
B65807C0400A048

Datasheet

RM6 Box Active RM RM 6 - 400 nH ±3% N48 Gapped 274.0 - 0.86 26.9 Uncoated 31.3 840.0 - 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
B66455G0000X149

B66455G0000X149

FERRITE CORE ELP N49 1PC

EPCOS - TDK Electronics

263
B66455G0000X149

Datasheet

ELP22/6/16 Box Active ELP ELP 22 x 6 x 16 - - - N49 Ungapped - - - - Uncoated - - - 0.224" (5.70mm) 0.858" (21.80mm) 0.622" (15.80mm)
B65803A0160A048

B65803A0160A048

FERRITE CORE RM 160NH N48 2PCS

EPCOS - TDK Electronics

933
B65803A0160A048

Datasheet

RM4 Box Active RM RM 4 - 160 nH ±3% N48 Gapped 243.0 - 1.9 21.0 Uncoated 11.0 231.0 - 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
B65805C0250A048

B65805C0250A048

FERRITE CORE RM 250NH N48 2PCS

EPCOS - TDK Electronics

2,020
B65805C0250A048

Datasheet

RM5 Box Active RM RM 5 - 250 nH ±3% N48 Gapped 199.0 - 1.0 20.8 Uncoated 20.8 433.0 - 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
B65803J0000Y038

B65803J0000Y038

FERRITE CORE RM 3.7UH T38 2PCS

EPCOS - TDK Electronics

2,664
B65803J0000Y038

Datasheet

RM4 Box Active RM RM 4 - 3.7 µH -30%, +40% T38 Ungapped 4980.0 10000 1.7 22.0 Uncoated 13.0 286.0 11.3 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
6698322121

6698322121

FERRITE CORE PQ SET

Fair-Rite Products Corp.

180
6698322121

Datasheet

- Bulk Active PQ - - - ±25% - Ungapped - 2400 32.7 53.7 Uncoated 164.2 8821.0 140.4 - 1.260" (32.00mm) 0.866" (22.00mm)
B66337G0000X127

B66337G0000X127

FERRITE CORE EC N27 1PC

EPCOS - TDK Electronics

793
B66337G0000X127

Datasheet

EC35/17/10 Box Active EC EC 35 x 17 x 10 - - - N27 Ungapped - - - - Uncoated - - - 0.687" (17.45mm) 1.358" (34.50mm) 0.386" (9.80mm)
B65803P0160J087

B65803P0160J087

FERRITE CORE RM N87

EPCOS - TDK Electronics

1,566
B65803P0160J087

Datasheet

RM4/LP Box Active RM RM 4 LP - - - N87 Gapped - 2200 1.2 17.3 Uncoated 14.5 251.0 11.3 0.154" (3.90mm) 0.433" (11.00mm) 0.181" (4.60mm)
TX36/23/10-3E10-M

TX36/23/10-3E10-M

FERRITE CORE TOROID

Ferroxcube

256
TX36/23/10-3E10-M

Datasheet

- Bulk Active Toroid TX 36 x 23 x 10 1.463" (37.15mm) - ±30% - Ungapped 10000.0 - 1.38 89.7 Epoxy 64.9 5820.0 - 0.430" (10.92mm) - -
TX26/15/10-3E12

TX26/15/10-3E12

FERRITE CORE TOROID

Ferroxcube

328
TX26/15/10-3E12

Datasheet

- Bulk Active Toroid TX 26 x 15 x 10 1.061" (26.95mm) - - - - - - - - Epoxy - - - 0.429" (10.90mm) - -
B66389G0000X127

B66389G0000X127

FERRITE CORE E N27 1PC

EPCOS - TDK Electronics

423
B66389G0000X127

Datasheet

E36/18/11 Box Active E E 36 x 18 x 11 - - - N27 Ungapped - - - - Uncoated - - - 0.709" (18.00mm) 1.417" (36.00mm) 0.453" (11.50mm)
B66363Q0150K187

B66363Q0150K187

FERRITE CORE ETD 150NH N87

EPCOS - TDK Electronics

400
B66363Q0150K187

Datasheet

ETD39/20/13 Bulk Active ETD ETD 39 x 20 x 13 - 150 nH ±10% N87 Distributed Gapped - - 0.74 92.2 Uncoated 125.0 11500.0 123.0 0.504" (12.80mm) 1.531" (38.90mm) 0.787" (20.00mm)
P11/7-3C91

P11/7-3C91

FERRITE CORE P 3C91 2PC SET

Ferroxcube

797
P11/7-3C91

Datasheet

- Bulk Active P (Pot Core) P 11 x 7 0.437" (11.10mm) - - 3C91 - - - - - Uncoated - - - 0.256" (6.50mm) - -
TX29/19/15-3E65

TX29/19/15-3E65

FERRITE CORE TOROID

Ferroxcube

292
TX29/19/15-3E65

Datasheet

- Bulk Active Toroid TX 29 x 19 x 15 1.179" (29.95mm) - ±25% - Ungapped 5200.0 - 0.98 73.2 Epoxy 73.9 5410.0 - 0.632" (16.05mm) - -
P14/8/I-3F46

P14/8/I-3F46

FERRITE CORE P 3F46 2PC SET

Ferroxcube

271
P14/8/I-3F46

Datasheet

- Bulk Active P (Pot Core) P 14 x 8 0.553" (14.05mm) - - 3F46 - - - - - Uncoated - - - 0.165" (4.20mm) - -
PC95EL25X8.6-Z

PC95EL25X8.6-Z

FERRITE CORE EL 7.54UH PCS95 2PC

TDK Corporation

313
PC95EL25X8.6-Z

Datasheet

Planar Tray Active EL EL 25 x 8.6 - 7.54 µH ±25% PC95 Ungapped - - 0.35 30.0 Uncoated 85.6 2570.0 83.0 0.169" (4.29mm) 0.984" (25.00mm) 0.787" (20.00mm)
TX29/19/15-3E6

TX29/19/15-3E6

FERRITE CORE TOROID

Ferroxcube

344
TX29/19/15-3E6

Datasheet

- Bulk Active Toroid TX 29 x 19 x 15 1.179" (29.95mm) - - - - - - - - Epoxy - - - 0.632" (16.05mm) - -
HF90T31X13X19

HF90T31X13X19

FERRITE CORE TOROID

TDK Corporation

357
HF90T31X13X19

Datasheet

T Tray Active Toroid - - - - - Ungapped - 5000 - - Epoxy - - - 0.512" (13.00mm) - -
B66287K0000X195

B66287K0000X195

FERRITE CORE I N95

EPCOS - TDK Electronics

316
B66287K0000X195

Datasheet

I32/3/20 Tray Active I I 32 x 3 x 20 - - - N95 Ungapped - - - - Uncoated - - - 0.124" (3.15mm) 1.250" (31.75mm) 0.801" (20.35mm)
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